Mitsubishi MELSEC QS Series, User Manual

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- 46 6.11 Clock Function
6
FUNCTIONS
(4) Changing and reading the clock data
(a) Changing clock data
The clock data can be changed by either GX Developer or the special relay and
special registers.
1) Changing data using GX Developer
Display the Set time screen by selecting [Online] [Set clock] in GX
Developer and change the clock data of the CPU module.
POINT
When the CPU module clock data is changed using GX Developer, the CPU
module records OP210: "ADJUST SYSTEM CLOCK" in the operation/error
history.
2) Changing data using special relay and special registers
The clock data can be written using the special relay (SM210) and special
registers (SD210 to SD213).
For details on the special relay, refer to Appendix 1. For details on the special
registers, refer to Appendix 2.
(b) Reading clock data
The clock data can be read using the special relay (SM213) and special registers
(SD210 to 213).
For details on the special relay, refer to Appendix 1; for details on the special
registers, refer to Appendix 2.
Diagram 6.23 Clock data write from GX Developer